27158680

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{827}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 61255440

約数和(自身を除く): 34096760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 827, 1642, 1654, 3284, 3308, 4105, 4135, 6568, 6616, 8210, 8270, 16420, 16540, 32840, 33080, 678967, 1357934, 2715868, 3394835, 5431736, 6789670, 13579340, 27158680]

約数ペア:

[(1, 27158680), (2, 13579340), (4, 6789670), (5, 5431736), (8, 3394835), (10, 2715868), (20, 1357934), (40, 678967), (821, 33080), (827, 32840), (1642, 16540), (1654, 16420), (3284, 8270), (3308, 8210), (4105, 6616), (4135, 6568)]